Stop and Spray the Roses – More Efficiently!

Article co-written with Jennifer Llewellyn, former OMAFRA Nursery Crops Specialist. Nursery growers apply pesticides to a diverse range of plant species. In a perfect world, sprayer operators would adjust their sprayer set-up to match each crop, but this is rarely done because of time constraints and a lack of guidance. Adjustments in product rate and spray distribution […]

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Direct Chemical Injection Systems – A Primer

No sprayer operator is more preoccupied with work rates, sprayer cleanout and tank mixes than the custom (aka contract) applicator. Perhaps this is why we’re seeing more direct injection systems on their sprayers in recent years. Injection systems employ additional tanks and pumps to introduce undiluted product directly into the carrier just prior to the […]

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Nozzling an Airblast Sprayer Step by Step

“Which nozzles do I need”? Operators expect a simple answer, but this is not a simple question. Establishing an airblast nozzling solution is an involved process. We must first define the working parameters and flush out any special circumstances. Then we use an iterative approach to identify suitable nozzle combinations that require minimal changes to […]

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The Label Summary Sheet Proposal

We’ve identified and discussed shortcomings in the content and design of today’s pesticide labels in an earlier article. From the perspective of the spray applicator, the information needed most often can be difficult to locate, anachronistic, contradictory, subjective or even missing from the label altogether. To truly encourage an applicator to read and follow the label we need a consistent, concise and […]

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Exploding Sprayer Myths (Ep.13): Reading Nozzles and Nozzle Tables

After a long hiatus, it’s lucky episode 13! In this installment, Dr. Tom Wolf, intrepid reporter, braves the unforgiving wilds of Saskatoon as he investigates claims of mysterious devices popping up all over the city. Colloquially referred to as “nozzles” these items are imprinted with obscure codes that scientists are struggling to decipher. Be the […]

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